Camber Corp. has received a $52.8 million contract to provide systems engineering and technical assistance services to the Joint Project Manager, Guardian, under the Joint Program Executive Office for Chemical and Biological Defense. The work is expected to be completed by the end of 2013. Support will include assistance with program acquisition management and documentation, systems engineering, logistics management, installation survey, design and fielding to include training and evaluation, information management, software development, Defense Information Technology Security Certification and Accreditation Procedure 4 and C4I integration.